Datasheet

MAX308/MAX309
Precision, 8-Channel/Dual 4-Channel,
High-Performance, CMOS Analog Multiplexers
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS—Dual Supplies (continued)
(V+ = +15V, V- = -15V, GND = 0V, V
AH
= +2.4V, V
AL
= +0.8V, T
A
= T
MIN
to T
MAX
, unless otherwise noted.)
Off Isolation
(Note 6)
dB-75V
ISO
210
Q
Charge Injection
(Note 3)
ns
300
150t
OFF(EN)
Enable Turn-Off Time
ns
225
t
ON(EN)
Enable Turn-On Time
85 150
ns10 40t
OPEN
Break-Before-Make Interval
85 175
µA-1.0 1.0I
AL
Input Current with
Input Voltage Low
µA-1.0 1.0I
AH
Input Current with
Input Voltage High
µA
-10 10
I-Negative Supply Current
-1 1
mA
I+Positive Supply Current
0.075 0.5
V±5 ±20Power-Supply Range
16 30
µA
75
UNITS
MIN TYP MAX
(Note 2)
SYMBOLPARAMETER
Crosstalk Between Channels V
CT
-92 dB
Logic Input Capacitance C
IN
8 pF
NO-Off Capacitance C
NO(OFF)
3 pF
26
COM-Off Capacitance C
COM(OFF)
f = 1MHz,
V
EN
= 0.8V
V
COM
= 0V,
Figure 8
14
pF
37
COM-On Capacitance C
COM(ON)
f = 1MHz,
V
EN
= 2.4V
V
COM
= 0V,
Figure 8
25
pF
T
A
= +25°C
V
EN
= 0V or 2.4V,
V
A
= 0V
T
A
= +25°C
V
A
= 2.4V or 15V
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
T
A
= T
MIN
to T
MAX
CONDITIONS
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
V
EN
= 0V,
R
L
= 1kΩ,
f = 100kHz, Figure 6
C
L
= 1.0nF,
V
NO
= 0V,
R
S
= 0Ω, Figure 5
Figure 3
Figure 3
V
EN
= 2.4V,
V
A(ALL)
= 0V or 2.4V
Figure 4
V
EN
= 2.4V,
V
A(ALL)
= 0V or 2.4V
V
EN
= V
A
= 0V or 4.5V
V
EN
= 2.4V,
f = 100kHz,
V
GEN
= 1V
P-P
,
R
L
= 1kΩ, Figure 7
f = 1MHz
f = 1MHz,
V
EN
= V
NO
= 0V,
Figure 8
MAX308
MAX309
MAX308
MAX309
ns
250
t
TRANS
Transistion Time
T
A
= T
MIN
to T
MAX
Figure 2
INPUT
SUPPLY
DYNAMIC
pC